/*
 * Copyright (C) 2007-2012 by XDEV Software, All Rights Reserved.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License version 3.0 as published by the Free Software Foundation.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 */
 
package xdev.ui;


/**
 * Interface to add a user defined validation to a component
 * 
 * @author XDEV Software
 * @since 3.1
 */
public interface Validator<T>
{
	/**
	 * Validates a component's state.
	 * <p>
	 * If the component is not valid a {@link ValidationException} is thrown,
	 * otherwise the method returns normally.
	 * 
	 * @param component
	 *            the component to be validated
	 * @throws ValidationException
	 *             if the component's state is not valid
	 */
	public void validate(T component) throws ValidationException;
}
